public class Data {
    public int year;
    public int month;
    public int day;

    public Data(int year, int month, int day) {
        this.year = year;
        this.month = month;
        this.day = day;
    }
   public Data(){
        this(2025,3,8);
   }
    public void printDay() {
        System.out.println(this.year + "/" + this.month + "/" +this.day);
    }

    public static void main(String[] args) {
        Data date = new Data();
        date.printDay();

    }
}